Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pha cua duoc slippers" » "pha chua duoc slippers", "pha cua nuoc slippers", "pha cua quoc slippers", "phat cua duoc slippers", "phai cua duoc slippers", "pham cua duoc slippers", "pha cua duoc slippery", "pha cua duoc grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("pha cua duoc slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pha cua duoc slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pha cua duoc slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pha cua duoc slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.